Mapeflex Firestop 1200°C is a one-component, asbestos-free, quick-setting, rigid, silicate refractory fire resistant sealing grout, high temperatures and fumes.
Ideal for making rigid seals in chimneys, ovens, radiators, barbeques, flues.
Also suitable for pointing or for installation layers on refractory bricks when building or carrying out maintenance work on elements in continuous, permanent contact with flames or heat up to +1200°C, with temporary peak temperatures up to +1600°C